Answer
$y_{2}=2-x$
Work Step by Step
The table values given seem to be expressing a linear function. Therefore, $y_{2}=2-x$ seems to be the best choice based on our input and outputs.
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 1 - Section 1.3 - Graphing Equations - Exercise Set - Page 37: 31
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